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      12-15-2011, 04:59 AM   #17
persian54
Lieutenant General
United_States
282

 
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Drives: SL550. Prev: E93 M3/335i/Z435i
Join Date: Jun 2009
Location: The Valley, SoCal


Posts: 15,807
iTrader: (291)

remember it's not best to always keep at the same RPM for a long period of time